10641450634 has 4 divisors (see below), whose sum is σ = 15962175954. Its totient is φ = 5320725316.

The previous prime is 10641450581. The next prime is 10641450647. The reversal of 10641450634 is 43605414601.

10641450634 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43605414601 = 7 ⋅6229344943.

It can be written as a sum of positive squares in only one way, i.e., 6806745009 + 3834705625 = 82503^2 + 61925^2 .

It is a super-2 number, since 2×10641450634² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10641450634.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2660362657 + ... + 2660362660.

Almost surely, 2^10641450634 is an apocalyptic number.

10641450634 is a deficient number, since it is larger than the sum of its proper divisors (5320725320).

10641450634 is an equidigital number, since it uses as much as digits as its factorization.

10641450634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5320725319.

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 10641450634 in words is "ten billion, six hundred forty-one million, four hundred fifty thousand, six hundred thirty-four".